Check which ports are open to the outside world. Helps make sure that your firewall rules are working as intended.
One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.
% finger | grep -v ^Login | cut -b10-34 | sort -u Angela Glinos Peng Yi ordinary user xiaoyu gao J. T. C. Chiu Lok Wilson
Join the community of 500,000 technology professionals and ask your questions.